React Fundamentals: A Quick Web App Quiz

Question 1

What is React primarily used for?

Accepted Answer

Building user interfaces

Answer

Server-side scripting

Answer

Database management

Answer

Creating animations

Question 2

What is JSX in React?

Accepted Answer

A JavaScript extension

Answer

A CSS preprocessor

Answer

A database query language

Answer

A build tool

Question 3

What is a React component?

Accepted Answer

A reusable piece of UI

Answer

A database connection

Answer

A server-side function

Answer

A styling element

Question 4

What is 'state' in React?

Accepted Answer

Data that can change over time

Answer

A CSS styling property

Answer

A database schema

Answer

A server configuration

Question 5

What is the purpose of 'props' in React?

Accepted Answer

To pass data from parent to child components

Answer

To define CSS styles

Answer

To connect to a database

Answer

To handle user events

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